﻿using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FinalExam
{
     public class DbHelp
    {
        private static readonly string conString = "server=.;database=Blogs;uid=sa;pwd=1922010135zk";

        public static DataTable GetDataTable(string sql) 
        {
            SqlConnection connection = new SqlConnection(conString);
            SqlDataAdapter adapter = new SqlDataAdapter(sql, connection);
            DataTable dt = new DataTable();
            connection.Open();
            adapter.Fill(dt);
            return dt;
        }

        public static int AddOrUpdateOrDelete(string sql)
        {
            SqlConnection connection = new SqlConnection(conString);
            SqlCommand command = new SqlCommand(sql, connection);
            connection.Open();
            return command.ExecuteNonQuery();
        }

    }
}
